#undef CLEANUP
#include <graphviz/cgraph.h>
-static double parse_double(const char *string) {
- if (string == NULL) return -10;
- int ret = 0;
- double value;
-
- ret = sscanf(string, "%lg", &value);
- if (ret != 1)
- WARN1("%s is not a double", string);
- return value;
+void dot_add_task(Agnode_t *dag_node) ;
+void dot_add_input_dependencies(SD_task_t current_job, Agedge_t *edge) ;
+void dot_add_output_dependencies(SD_task_t current_job, Agedge_t *edge) ;
+xbt_dynar_t SD_dotload_FILE(FILE* in_file);
+
+static double dot_parse_double(const char *string) {
+ if (string == NULL) return -1;
+ int ret = 0;
+ double value = -1;
+
+ ret = sscanf(string, "%lg", &value);
+ if (ret != 1)
+ WARN1("%s is not a double", string);
+ return value;
}
-static int parse_int(const char *string) {
- if (string == NULL) return -10;
- int ret = 0;
- int value;
-
- ret = sscanf(string, "%d", &value);
- if (ret != 1)
- WARN1("%s is not an integer", string);
- return value;
+
+static int dot_parse_int(const char *string) {
+ if (string == NULL) return -10;
+ int ret = 0;
+ int value;
+
+ ret = sscanf(string, "%d", &value);
+ if (ret != 1)
+ WARN1("%s is not an integer", string);
+ return value;
}
static xbt_dynar_t result;
static Agraph_t * dag_dot;
static void dump_res() {
- unsigned int cursor;
- SD_task_t task;
- xbt_dynar_foreach(result,cursor,task) {
- INFO1("Task %d",cursor);
- SD_task_dump(task);
- }
+ unsigned int cursor;
+ SD_task_t task;
+ xbt_dynar_foreach(result,cursor,task) {
+ INFO1("Task %d",cursor);
+ SD_task_dump(task);
+ }
}
static void dot_task_free(void*task){
- SD_task_t t=task;
- SD_task_destroy(t);
+ SD_task_t t=task;
+ SD_task_destroy(t);
}
-void Start_dot_job(Agnode_t *dag_node) ;
-void input_edge(SD_task_t current_job, Agedge_t *edge) ;
-void output_edge(SD_task_t current_job, Agedge_t *edge) ;
-/** @brief loads a DAX file describing a DAG
+/** @brief loads a DOT file describing a DAG
*
- * See https://confluence.pegasus.isi.edu/display/pegasus/WorkflowGenerator
+ * See http://www.graphviz.org/doc/info/lang.html
* for more details.
+ * To obtain information about transfers and tasks, two attributes are
+ * required : size on task (execution time in Flop) and size on edge
+ * (the amount of data transfer in bit).
+ * if they aren't here, there choose to be equal to zero.
*/
xbt_dynar_t SD_dotload(const char*filename){
- FILE* in_file = fopen(filename,"r");
- xbt_assert1(in_file, "Unable to open \"%s\"\n", filename);
- SD_dotload_FILE(in_file);
- fclose(in_file);
- return result;
+ FILE* in_file = fopen(filename,"r");
+ xbt_assert1(in_file, "Unable to open \"%s\"\n", filename);
+ SD_dotload_FILE(in_file);
+ fclose(in_file);
+ return result;
}
xbt_dynar_t SD_dotload_FILE(FILE* in_file){
- xbt_assert0(in_file, "Unable to use a null file descriptor\n");
- dag_dot = agread(in_file,NIL(Agdisc_t*));
-
- result = xbt_dynar_new(sizeof(SD_task_t),dot_task_free);
- files=xbt_dict_new();
- jobs=xbt_dict_new();
- root_task = SD_task_create_comp_seq("root",NULL,0);
- /* by design the root task is always SCHEDULABLE */
- __SD_task_set_state(root_task, SD_SCHEDULABLE);
-
- xbt_dynar_push(result,&root_task);
- end_task = SD_task_create_comp_seq("end",NULL,0);
-
- Agnode_t *dag_node = NULL;
- SD_task_t task_node = NULL;
- for (dag_node = agfstnode(dag_dot); dag_node; dag_node = agnxtnode(dag_dot,dag_node)){
- Start_dot_job(dag_node);
- }
- agclose(dag_dot);
- xbt_dict_free(&jobs);
-
- /* And now, post-process the files.
- * We want a file task per pair of computation tasks exchanging the file. Duplicate on need
- * Files not produced in the system are said to be produced by root task (top of DAG).
- * Files not consumed in the system are said to be consumed by end task (bottom of DAG).
- */
- xbt_dict_cursor_t cursor;
- SD_task_t file;
- char *name;
- xbt_dict_foreach(files,cursor,name,file) {
- unsigned int cpt1,cpt2;
- SD_task_t newfile = NULL;
- SD_dependency_t depbefore,depafter;
- if (xbt_dynar_length(file->tasks_before) == 0) {
- xbt_dynar_foreach(file->tasks_after,cpt2,depafter) {
- SD_task_t newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
- SD_task_dependency_add(NULL,NULL,root_task,newfile);
- SD_task_dependency_add(NULL,NULL,newfile,depafter->dst);
- xbt_dynar_push(result,&newfile);
- }
- } else if (xbt_dynar_length(file->tasks_after) == 0) {
- xbt_dynar_foreach(file->tasks_before,cpt2,depbefore) {
- SD_task_t newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
- SD_task_dependency_add(NULL,NULL,depbefore->src,newfile);
- SD_task_dependency_add(NULL,NULL,newfile,end_task);
- xbt_dynar_push(result,&newfile);
- }
- } else {
- xbt_dynar_foreach(file->tasks_before,cpt1,depbefore) {
- xbt_dynar_foreach(file->tasks_after,cpt2,depafter) {
- if (depbefore->src == depafter->dst) {
- WARN2("File %s is produced and consumed by task %s. This loop dependency will prevent the execution of the task.",
- file->name,depbefore->src->name);
- }
- newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
- SD_task_dependency_add(NULL,NULL,depbefore->src,newfile);
- SD_task_dependency_add(NULL,NULL,newfile,depafter->dst);
- xbt_dynar_push(result,&newfile);
- }
- }
- }
- }
-
- /* Push end task last */
- xbt_dynar_push(result,&end_task);
-
- /* Free previous copy of the files */
- xbt_dict_free(&files);
-
- //INFO2("result : %lld, dot : %lld",result,*dot);
- return result;
+ xbt_assert0(in_file, "Unable to use a null file descriptor\n");
+ dag_dot = agread(in_file,NIL(Agdisc_t*));
+
+ result = xbt_dynar_new(sizeof(SD_task_t),dot_task_free);
+ files=xbt_dict_new();
+ jobs=xbt_dict_new();
+ root_task = SD_task_create_comp_seq("root",NULL,0);
+ /* by design the root task is always SCHEDULABLE */
+ __SD_task_set_state(root_task, SD_SCHEDULABLE);
+
+ xbt_dict_set(jobs,"root",root_task,NULL);
+ xbt_dynar_push(result,&root_task);
+ end_task = SD_task_create_comp_seq("end",NULL,0);
+ xbt_dict_set(jobs,"end",end_task,NULL);
+
+ Agnode_t *dag_node = NULL;
+ for (dag_node = agfstnode(dag_dot); dag_node; dag_node = agnxtnode(dag_dot,dag_node)){
+ dot_add_task(dag_node);
+ }
+ agclose(dag_dot);
+ xbt_dict_free(&jobs);
+
+ /* And now, post-process the files.
+ * We want a file task per pair of computation tasks exchanging the file. Duplicate on need
+ * Files not produced in the system are said to be produced by root task (top of DAG).
+ * Files not consumed in the system are said to be consumed by end task (bottom of DAG).
+ */
+ xbt_dict_cursor_t cursor;
+ SD_task_t file;
+ char *name;
+ xbt_dict_foreach(files,cursor,name,file) {
+ unsigned int cpt1,cpt2;
+ SD_task_t newfile = NULL;
+ SD_dependency_t depbefore,depafter;
+ if (xbt_dynar_length(file->tasks_before) == 0) {
+ xbt_dynar_foreach(file->tasks_after,cpt2,depafter) {
+ SD_task_t newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
+ SD_task_dependency_add(NULL,NULL,root_task,newfile);
+ SD_task_dependency_add(NULL,NULL,newfile,depafter->dst);
+ xbt_dynar_push(result,&newfile);
+ }
+ } else if (xbt_dynar_length(file->tasks_after) == 0) {
+ xbt_dynar_foreach(file->tasks_before,cpt2,depbefore) {
+ SD_task_t newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
+ SD_task_dependency_add(NULL,NULL,depbefore->src,newfile);
+ SD_task_dependency_add(NULL,NULL,newfile,end_task);
+ xbt_dynar_push(result,&newfile);
+ }
+ } else {
+ xbt_dynar_foreach(file->tasks_before,cpt1,depbefore) {
+ xbt_dynar_foreach(file->tasks_after,cpt2,depafter) {
+ if (depbefore->src == depafter->dst) {
+ WARN2("File %s is produced and consumed by task %s. This loop dependency will prevent the execution of the task.",
+ file->name,depbefore->src->name);
+ }
+ newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
+ SD_task_dependency_add(NULL,NULL,depbefore->src,newfile);
+ SD_task_dependency_add(NULL,NULL,newfile,depafter->dst);
+ xbt_dynar_push(result,&newfile);
+ }
+ }
+ }
+ }
+
+ /* Push end task last */
+ xbt_dynar_push(result,&end_task);
+
+ /* Free previous copy of the files */
+ xbt_dict_free(&files);
+
+ return result;
}
-void Start_dot_job(Agnode_t *dag_node) {
- char *name = agnameof(dag_node);
- double runtime = parse_double(agget(dag_node,"size"));
- int performer = parse_int(agget(dag_node,"performer"));
- INFO3("See <job id=%s runtime=%s %.0f>",name,agget(dag_node,"size"),runtime);
- SD_task_t current_job = SD_task_create_comp_seq(name,(void*)performer,runtime);
- xbt_dict_set(jobs,name,current_job,NULL);
- xbt_dynar_push(result,¤t_job);
- Agedge_t *e;
- int count = 0;
- for (e = agfstin(dag_dot,dag_node); e; e = agnxtin(dag_dot,e)) {
- input_edge(current_job,e);
- count++;
- }
- if (count==0){
- SD_task_t file;
- char *name="root->many";
- double size = 0;
-
- file = xbt_dict_get_or_null(files,name);
- if (file==NULL) {
- file = SD_task_create_comm_e2e(name,NULL,size);
- xbt_dict_set(files,name,file,&dot_task_free);
- } else {
- if (SD_task_get_amount(file)!=size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
- name,SD_task_get_amount(file),size);
- }
- }
- SD_task_dependency_add(NULL,NULL,file,current_job);
- }
- count = 0;
- for (e = agfstout(dag_dot,dag_node); e; e = agnxtout(dag_dot,e)) {
- output_edge(current_job,e);
- count++;
- }
- if (count==0){
- SD_task_t file;
- char *name = "many->end";
- double size = 0;
-
- // INFO2("See <uses file=%s %s>",A_dot__uses_file,(is_input?"in":"out"));
- file = xbt_dict_get_or_null(files,name);
- if (file==NULL) {
- file = SD_task_create_comm_e2e(name,NULL,size);
- xbt_dict_set(files,name,file,&dot_task_free);
- } else {
- if (SD_task_get_amount(file)!=size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
- name,SD_task_get_amount(file),size);
- }
- }
- SD_task_dependency_add(NULL,NULL,current_job,file);
- if (xbt_dynar_length(file->tasks_before)>1) {
- WARN1("File %s created at more than one location...",file->name);
- }
- }
+/* dot_add_task create a sd_task and all transfers required for this
+ * task. The execution time of the task is given by the attribute size.
+ * The unit of size is the Flop.*/
+void dot_add_task(Agnode_t *dag_node) {
+ char *name = agnameof(dag_node);
+ SD_task_t current_job;
+ double runtime = dot_parse_double(agget(dag_node,(char*)"size"));
+ long performer = (long)dot_parse_int((char *) agget(dag_node,(char*)"performer"));
+ INFO3("See <job id=%s runtime=%s %.0f>",name,agget(dag_node,(char*)"size"),runtime);
+ current_job = xbt_dict_get_or_null(jobs,name);
+ if (current_job == NULL) {
+ current_job = SD_task_create_comp_seq(name,(void*)performer,runtime);
+ xbt_dict_set(jobs,name,current_job,NULL);
+ xbt_dynar_push(result,¤t_job);
+ }
+ Agedge_t *e;
+ int count = 0;
+ for (e = agfstin(dag_dot,dag_node); e; e = agnxtin(dag_dot,e)) {
+ dot_add_input_dependencies(current_job,e);
+ count++;
+ }
+ if (count==0 && current_job != root_task){
+ SD_task_dependency_add(NULL,NULL,root_task,current_job);
+ }
+ count = 0;
+ for (e = agfstout(dag_dot,dag_node); e; e = agnxtout(dag_dot,e)) {
+ dot_add_output_dependencies(current_job,e);
+ count++;
+ }
+ if (count==0 && current_job != end_task){
+ SD_task_dependency_add(NULL,NULL,current_job,end_task);
+ }
}
-void input_edge(SD_task_t current_job, Agedge_t *edge) {
- SD_task_t file;
-
- char name[80];
- sprintf(name ,"%s->%s",agnameof(agtail(edge)) ,agnameof(aghead(edge)));
- double size = parse_double(agget(edge,"size"));
- int sender = parse_int(agget(edge,"sender"));
- int reciever = parse_int(agget(edge,"reciever"));
-
- file = xbt_dict_get_or_null(files,name);
- if (file==NULL) {
- file = SD_task_create_comm_e2e(name,NULL,size);
- xbt_dict_set(files,name,file,&dot_task_free);
- } else {
- if (SD_task_get_amount(file)!=size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
- name,SD_task_get_amount(file),size);
- }
- }
- SD_task_dependency_add(NULL,NULL,file,current_job);
+/* dot_add_output_dependencies create the dependencies between a task
+ * and a transfers. This is given by the edges in the dot file.
+ * The amount of data transfers is given by the attribute size on the
+ * edge. */
+void dot_add_input_dependencies(SD_task_t current_job, Agedge_t *edge) {
+ SD_task_t file;
+
+ char name[80];
+ sprintf(name ,"%s->%s",agnameof(agtail(edge)) ,agnameof(aghead(edge)));
+ double size = dot_parse_double(agget(edge,(char*)"size"));
+ INFO2("size : %e, get size : %s",size,agget(edge,(char*)"size"));
+ //int sender = dot_parse_int(agget(edge,(char*)"sender"));
+ //int reciever = dot_parse_int(agget(edge,(char*)"reciever"));
+ if(size >0){
+ file = xbt_dict_get_or_null(files,name);
+ if (file==NULL) {
+ file = SD_task_create_comm_e2e(name,NULL,size);
+ xbt_dict_set(files,name,file,&dot_task_free);
+ } else {
+ if (SD_task_get_amount(file)!=size) {
+ WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
+ name,SD_task_get_amount(file),size);
+ }
+ }
+ SD_task_dependency_add(NULL,NULL,file,current_job);
+ }else{
+ file = xbt_dict_get_or_null(jobs,agnameof(agtail(edge)));
+ if (file != NULL){
+ SD_task_dependency_add(NULL,NULL,file,current_job);
+ }
+ }
}
-void output_edge(SD_task_t current_job, Agedge_t *edge) {
- SD_task_t file;
- char name[80];
- sprintf(name ,"%s->%s",agnameof(agtail(edge)) ,agnameof(aghead(edge)));
- double size = parse_double(agget(edge,"size"));
- int sender = parse_int(agget(edge,"sender"));
- int reciever = parse_int(agget(edge,"reciever"));
-
- // INFO2("See <uses file=%s %s>",A_dot__uses_file,(is_input?"in":"out"));
- file = xbt_dict_get_or_null(files,name);
- if (file==NULL) {
- file = SD_task_create_comm_e2e(name,NULL,size);
- xbt_dict_set(files,name,file,&dot_task_free);
- } else {
- if (SD_task_get_amount(file)!=size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
- name,SD_task_get_amount(file),size);
- }
- }
- SD_task_dependency_add(NULL,NULL,current_job,file);
- if (xbt_dynar_length(file->tasks_before)>1) {
- WARN1("File %s created at more than one location...",file->name);
- }
+/* dot_add_output_dependencies create the dependencies between a
+ * transfers and a task. This is given by the edges in the dot file.
+ * The amount of data transfers is given by the attribute size on the
+ * edge. */
+void dot_add_output_dependencies(SD_task_t current_job, Agedge_t *edge) {
+ SD_task_t file;
+ char name[80];
+ sprintf(name ,"%s->%s",agnameof(agtail(edge)) ,agnameof(aghead(edge)));
+ double size = dot_parse_double(agget(edge,(char*)"size"));
+ INFO2("size : %e, get size : %s",size,agget(edge,(char*)"size"));
+ //int sender = dot_parse_int(agget(edge,(char*)"sender"));
+ //int reciever = dot_parse_int(agget(edge,(char*)"reciever"));
+
+ //INFO2("See <uses file=%s %s>",A_dot__uses_file,(is_input?"in":"out"));
+ if(size >0){
+ file = xbt_dict_get_or_null(files,name);
+ if (file==NULL) {
+ file = SD_task_create_comm_e2e(name,NULL,size);
+ xbt_dict_set(files,name,file,&dot_task_free);
+ } else {
+ if (SD_task_get_amount(file)!=size) {
+ WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
+ name,SD_task_get_amount(file),size);
+ }
+ }
+ SD_task_dependency_add(NULL,NULL,current_job,file);
+ if (xbt_dynar_length(file->tasks_before)>1) {
+ WARN1("File %s created at more than one location...",file->name);
+ }
+ }else{
+ file = xbt_dict_get_or_null(jobs,agnameof(aghead(edge)));
+ if (file != NULL){
+ SD_task_dependency_add(NULL,NULL,current_job,file);
+ }
+ }
}
